TBK 502 / TBK 503 Phone Screen Flex Cable Repair Machine FPC Ribbon Cable Constant Temperature Press Bonding Machine For TFT (LCD) COF COP OLED Screen Repair. TBK 503 mobile phone screen flex cable repair machine hot-presses the OLED/LCD screen display cable/touch cable through the camera, micrometer platform alignment cable, cutter head group, etc., and cures the ACF conductive adhesive within the set time to repair non-display, non-touch, flashing screen, snowflake screen, cable breakage, water ingress corrosion and other faults caused by screen display, touch and repair cable failure.